Under Result calculation, in the upper portion of the Create tab, you select if you want to calculate a new finish period for manufacturing orders, based on loading plan and available material. Under the heading Calculate with you can select calculation settings.
Further down you can manually configure order rows for the customer orders that shall be analyzed. If you have linked to this procedure from another procedure, the order is selected by default.
You start the analysis by clicking on Run in the Window functions. You will see the result of the new finish period calculation under the Result tab.